2009261683 has 24 divisors (see below), whose sum is σ = 2439300528. Its totient is φ = 1631592000.

The previous prime is 2009261663. The next prime is 2009261689. The reversal of 2009261683 is 3861629002.

It is not a de Polignac number, because 2009261683 - 2²⁹ = 1472390771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2009261689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 130113 + ... + 144733.

It is an arithmetic number, because the mean of its divisors is an integer number (101637522).

Almost surely, 2^2009261683 is an apocalyptic number.

2009261683 is a deficient number, since it is larger than the sum of its proper divisors (430038845).

2009261683 is a wasteful number, since it uses less digits than its factorization.

2009261683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14707 (or 14676 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 2009261683 is about 44824.7887111585. The cubic root of 2009261683 is about 1261.8628870871.

The spelling of 2009261683 in words is "two billion, nine million, two hundred sixty-one thousand, six hundred eighty-three".